#include<stdio.h>
union node
{
int num;
char ch;
};
void da_xiao(union node p)
{
p.num=0*12345678;
if(p.ch==0*78)
{
printf("xue hao 20155338 shi xiao duan.\n");
}
else
{
printf("xue hao 20155338 shi da duan.\n");
}
}
int main()
{
union node p;
da_xiao(p);
return 0;
}
